Home / 149,488.60-224,364.12-83,003.80

Finding the Fourth Proportional to 149,488.60, 224,364.12 and 83,003.80

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Solution

The fourth proportional to 149,488.60, 224,364.12 and 83,003.80 is: 124,578.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,488.60 : 224,364.12 = 83,003.80 : x
  2. Step 2: Convert to fraction form
    149,488.60/224,364.12 = 83,003.80/x
  3. Step 3: Cross multiply
    149,488.60x = 224,364.12 × 83,003.80
  4. Step 4: Simplify right side
    149,488.60x = 18,623,074,543.66
  5. Step 5: Solve for x
    x = 18,623,074,543.66/149,488.60
  6. Step 6: Final answer
    x = 124,578.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.